Table 1: | Specifications for 80 Gbyte models |
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
Drive specification |
| ST980817AM |
| ST980818AM |
| ST980817SM |
| ST980818SM | |
| (Extreme) |
| (Rugged) |
| (Extreme) |
| (Rugged) | ||
|
|
|
|
|
| ||||
|
|
|
|
|
|
|
|
| |
Formatted (512 bytes/sector)* |
| 80 Gbytes |
|
|
|
|
| ||
|
|
|
|
|
|
|
|
| |
Guaranteed sectors |
| 156,301,488 |
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
| |
Interface |
|
| PATA |
|
| SATA |
| ||
|
|
|
|
|
|
|
|
| |
Bytes per sector |
| 512 |
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
| |
Physical read/write heads |
| 2 |
|
|
|
|
|
| |
|
|
|
|
|
|
|
|
|
|
Discs |
|
| 1 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| |
Cache |
|
| 8 Mbytes |
|
|
|
|
| |
|
|
|
|
|
| ||||
Recording density, BPI |
| 840k bits/inch (typical) |
|
|
| ||||
|
|
|
|
|
| ||||
Track density. TPI |
| 150k tracks/inch (typical) |
|
|
| ||||
|
|
|
|
|
|
| |||
Areal density |
|
| 126 Gbits/inch2 (typical) |
|
|
| |||
Spindle speed |
|
| 5,400 RPM |
|
|
|
|
| |
|
|
|
|
|
|
|
| ||
Internal data transfer rate |
| 450 Mbits/sec max |
|
|
|
|
| ||
|
|
|
|
|
|
|
| ||
I/O data transfer rate |
| 100 Mbytes/sec |
|
| Up to 3 Gbits/sec |
| |||
|
|
|
|
|
|
| |||
Sustained throughput, typical (nominal operating conditions) |
| 45 Mbytes/sec maximum |
|
|
| ||||
|
|
| |||||||
ATA |
| PIO modes | |||||||
|
|
|
|
|
|
| |||
Height |
|
| 9.5 |
|
|
| |||
|
|
|
|
| |||||
Width |
|
| 69.85 |
| |||||
|
|
|
|
|
|
|
|
| |
Length |
|
| 100.2 |
|
| 100.5 +/- 1.58 mm |
| ||
|
| (3.945 |
| (3.957 +/- 0.062 inches) | |||||
|
|
|
| ||||||
|
|
|
|
|
|
|
| ||
Weight |
|
| 102 grams (0.22 lb) (maximum) |
|
|
| |||
|
|
|
|
|
|
|
| ||
Average latency |
| 5.6 msec |
|
|
|
|
| ||
|
|
|
|
|
|
|
|
| |
|
|
|
|
|
|
|
| ||
| 3.0 seconds (typical), 5 seconds (max) |
| |||||||
| 12 seconds (typical) |
|
|
| |||||
3 sigma maximum at extreme cold temperature |
| <30 seconds |
|
|
|
|
| ||
|
|
|
|
|
|
|
|
| |
Standby to ready |
|
|
|
|
|
|
|
| |
| 3.0 seconds (typical), 5 seconds (max) |
| |||||||
| 12 seconds (typical) |
|
|
| |||||
3 sigma maximum at extreme cold temperature |
| <30 seconds |
|
|
|
|
| ||
|
|
|
| ||||||
| 1.0 msec (read, typical), 1.5 msec (write, typical) |
| |||||||
|
|
|
|
|
| ||||
Average seek time (random) |
| 12.5 msec (typical), 14 msec (max) |
|
|
| ||||
|
|
|
|
|
| ||||
Average seek, read (random) |
| 13 msec (typical), 14 msec (max) |
|
|
| ||||
|
|
|
|
|
| ||||
Average seek, write (random) |
| 14 msec (typical), 15 msec (max) |
|
|
| ||||
|
|
|
|
|
| ||||
| 23 msec (typical); 24 msec (max) |
|
|
| |||||
|
|
|
|
|
|
| |||
Startup current 5V |
| 1.30 amps (typical) |
|
| 1.30 amps (typical) | ||||
|
|
| 1.55 amps (max) |
|
| 1.55 amps (max) |
| ||
|
|
|
|
| |||||
Seek power at 25°C |
| 1.65 watts / 0.33 amps (typical) |
| 2.45 watts / 0.49 amps | |||||
|
|
|
|
| |||||
Read power at 25°C |
| 1.40 watts / 0.28 amps (typical) |
| 3.00 watts / 0.60 amps (typical) | |||||
|
|
|
|
| |||||
Write power at 25°C |
| 1.50 watts / 0.30 amps (typical) |
| 2.30 watts / 0.46 amps (typical) | |||||
|
|
|
|
| |||||
Idle mode (active idle at 25°C) |
| 1.65 watts / 0.33 amps (typical) |
| 2.35 watts / 0.47 amps (typical) | |||||
|
|
|
|
| |||||
Standby mode at 25°C |
| 0.26 watts / 0.05 amps (typical)*** |
| 1.10 watts / 0.22 amps (typical)*** | |||||
|
|
|
|
| |||||
Sleep mode at 25°C |
| 0.26 watts / 0.05 amps (typical)*** |
| 1.10 watts / 0.22 amps (typical)*** | |||||
|
|
|
|
|
|
|
| ||
Voltage tolerance (including noise) |
| 5V ± 5% |
|
|
|
|
| ||
|
|
|
|
|
|
|
|
| |
Ambient temperature |
|
| |||||||
Operating |
|
|
| ||||||
Nonoperating |
|
|
|
|
4 | EE25.2 Series Product Manual, Rev. E |